package com.aikon.wht.math;

/**
 * @author haitao.wang
 */
public class TestOfMath {

    public static void main(String[] args) {
        boolean t = true;
        boolean tt = false;
        Boolean s = null;
        System.out.println(true | s);
        System.out.println(true | false);
        System.out.println(false | false);

        System.out.println(true || s);
        System.out.println(true || false);
        System.out.println(false || false);

    }

}
